Longboat Key Sea Temperature

(Today) Apr 2017

23.9°C / 75°F

Current weather

(clear sky)
22°C / 71°F

Partly cloudy

6 mph



The measurements for the sea temperature in Longboat Key, Florida are provided by the daily satellite readings provided by the NOAA. The temperatures given are the surface temperature (SST) which is most relevant to recreational users.

7 day tide forecast for Longboat Key

  • Low 05:20am
  • High 11:06am
  • Low 05:41pm
  • High 11:03pm
  • Low 05:55am
  • High 11:25am
  • Low 06:28pm
  • High 11:59pm
  • Low 06:28am
  • High 11:49am
  • Low 07:14pm
  • High 12:56am
  • Low 06:58am
  • High 12:15pm
  • Low 08:03pm
  • High 01:56am
  • Low 07:28am
  • High 12:47pm
  • Low 08:53pm
  • High 03:01am
  • Low 07:56am
  • High 01:24pm
  • Low 09:47pm
  • High 04:13am
  • Low 08:26am
  • High 02:07pm
  • Low 10:45pm

*These tide times are estimates based on the nearest port (Cortez, Sarasota Bay) and may differ by up to half and hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.

Average April sea temperatures

  • Max: 26°C / 78.8°F
  • Avg: 22.9°C / 73.2°F
  • Min: 20.1°C / 68.2°F
Longboat Key average sea temperature chart

These average ocean temperatures for Longboat Key are calculated from several years of archived data.

Map showing location of Longboat Key (27.412540, -82.658990)

Locations nearby


Whilst sea temperatures for Longboat Key are as accurate as current data allows there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.

Alternate names for Longboat Key